“retrospective study”的概念、定义、翻译、参考文献-科学参考

单词	retrospective study
释义	retrospective study Encyclopedia 理学临床试验的自适应性设计释 retrospective study观察性研究在自然状态下对研究对象的特征进行观察、记录，并对结果进行描述和对比分析的研究。 Mathematics retrospective study回溯研究
随便看	formation of the Galaxy formation of the ionosphere formation of the neck formation of world market formation oil compressibility coefficient formation oil & gas reservior well-logging analysis & research & development, forward formation oil volume factor formation original gas-oil ratio formation pressure formation pressure prediction and monitoring system formation protection formation pulse response formation-resistivity formation rule formation skydiving formation structural map formation test data formation time formation tracking control formation water formation water compressibility formation water viscosity temperature curve formative formative assessment formative norm of translation

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。